Home / 98,069,794.29-135,336,309.30-56,840,601.51

Finding the Fourth Proportional to 98,069,794.29, 135,336,309.30 and 56,840,601.51

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Solution

The fourth proportional to 98,069,794.29, 135,336,309.30 and 56,840,601.51 is: 78,440,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,069,794.29 : 135,336,309.30 = 56,840,601.51 : x
  2. Step 2: Convert to fraction form
    98,069,794.29/135,336,309.30 = 56,840,601.51/x
  3. Step 3: Cross multiply
    98,069,794.29x = 135,336,309.30 × 56,840,601.51
  4. Step 4: Simplify right side
    98,069,794.29x = 7,692,597,226,755,407
  5. Step 5: Solve for x
    x = 7,692,597,226,755,407/98,069,794.29
  6. Step 6: Final answer
    x = 78,440,026.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.